sinus Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
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Meaning of “sinus” in the English Dictionary

"sinus" in British English

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sinusnoun

uk   /ˈsaɪ.nəs/  us   /ˈsaɪ.nəs/
  • sinus noun (SPACE IN BODY)

[C] any of the ​spaces inside the ​head that are ​connected to the back of the ​nose
[C] specialized medical a ​space or ​passagefilled with ​pus (= a ​thickyellowliquid) that ​flows to the ​surface of the ​skin
  • sinus noun (HEART)

[U] specialized medical the sinoatrial ​node (= ​tissue in the ​heartresponsible for the heart's ​rhythm): The ​electrocardiogram will ​confirm sinus bradycardia.
(Definition of sinus from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"sinus" in American English

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sinusnoun [C]

 us   /ˈsɑɪ·nəs/
any of the ​hollowspaces in the ​bones of the ​head that ​open into the ​nose
(Definition of sinus from the Cambridge Academic Content Dictionary © Cambridge University Press)
Translations of “sinus”
in Spanish seno…
in Vietnamese xoang…
in Malaysian sinus…
in Thai โพรงในกระดูกศีรษะ…
in French (des) sinus…
in German die Nebenhöhle/Nebenhöhlen…
in Chinese (Simplified) 鼻窦,窦道…
in Turkish sinüs…
in Russian пазуха, полость…
in Indonesian sinus…
in Chinese (Traditional) 鼻竇,竇…
in Polish zatoka…
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“sinus” in British English

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